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Best Tyvek Expansion Envelopes

Universal Pressboard End Tab Classification Folders, Letter, Six-Section, Red

  • 1" capacity prong fasteners on each side of two 17 pt. brown Kraft dividers..
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10 Blue Legal Size Classification Folders - 2 Divider 2 Inch Tyvek expansions - Durable 2 Prongs Designed to Organize Standard Law Client Files, Office Reports - Legal Size, 8 3/4 x 14 3/4, 10 Folders

  • Repeatedly use our durable metal prongs with your legal files, medical client files, and law office reports without worry of breaking of prongs or coming detached from the folder.
  • Perfect for storing over 100 files or larger bulky files with our sturdy 6 section classification folder with thick 25pt Blue pressboard, 17pt kraft paper dividers, and strong 2’’ Tyvek expansion.
  • Quickly and easily organizing your standard legal size law office files, medical patient files, or office files.
  • Easily rely on these folders for years with over 100 sheets of paper due to our uniquely thick spine material made of 2’’ Tyvek expansions.
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Survivor R4650 Tyvek Booklet Expansion Mailer, 12 x 16 x 2, White (Case of 100)

  • Tyvek white expansion envelope features a Flap-Stik self-adhesive closure..
  • Expands on sides to fit binders, books, reports..
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Survivor R4430 Tyvek Expansion Mailer, 10 x 13 x 2, White, 18lb (Case of 100)

  • Tyvek white expansion envelope features a Flap-Stik self-adhesive closure..
  • Expands on sides to fit binders, books, reports..
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Columbian, Tyvek First Class Mail Envelopes, 10 x 13 Inches, White, 100 Count (CO806)

  • Envelope designed for ultimate protection. Protect what's inside. Superior moisture, burst and tear resistant protection..
  • Convenient and secure self-sealing Grip-Seal closure. Simply peel off release strip and press down for a quick, secure seal..
  • First Class border ensures priority attention. Lightweight white Tyvek material. Open end closure..
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Survivor R4200 Tyvek Expansion Mailer 10 x 13 x 1 1/2 White 18lb Case of 100

  • Tyvek white expansion envelope features a Flap-Stik self-adhesive closure..
  • Expands on sides to fit binders, books, reports..
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Quality Park Survivor R4202 Tyvek Expansion Mailer 10 x 13 x 1 1/2 White Box of 25

  • Tyvek white expansion envelope features a Flap-Stik self-adhesive closure..
  • Expands on sides to fit binders, books, reports..
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Tyvek Envelopes – 10x13 Mailer Tear Resistant Envelopes Tyvek® Construction & Easy Self Seal Closure –Bright White – Bulk Pack of 15 – 10 x 13 Inch

  • HEAVY DUTY ENVELOPES – They are Practically Indestructible and provide superior protection from tears, punctures and moisture. Also, they are self-sealing and secure..
  • INDESTRUCTIBLE DUPONT DESIGN – Lightweight But Strong, Durable Tyvek Material Resists Ripping, Tearing, Punctures, Rain, Moisture & Other Common Postal Threats.
  • CONVENIENT SELF SEAL CLOSURE – Peel Back the Sticker to Quickly & Effortlessly Seal & Send.
  • Open End Catalog Orientation Enables Fast Paper & Packet Stuffing.
  • SUPERIOR SHIPPING PROTECTION – Double Reinforced Construction, Opaque Color & Super Sticky Glue Offers Maximum Security for Confidential Business Mail.
  • BUY CHECKOMATIC & SAVE BIG – Stock Up on Bulk Supplies & Enjoy the Best Prices in the Industry.
  • Lighter Weight Saves On Postage Half The Weight Of Paper Envelopes.
  • Envelope Packs Available in 6x9, 9x12, 10x13, 10x15 & 12 x 15 1/5.
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Globe-Weis/Pendaflex Tyvek File Pockets 3.5-Inch Expansion Legal Size 10-Count Brown 64264

  • Full Tyvek gussets with added rollover feature, 3.5-Inch expansion for legal size sheets.
  • Full length tab on back cover provides room for labels or hand-written titles.
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Tyvek Envelopes – 10x13 Mailer Tear Resistant Envelopes Tyvek® Construction & Easy Self Seal Closure –Bright White – Bulk Pack of 50 – 10 x 13 Inch (White, 10x13)

  • HEAVY DUTY ENVELOPES – They are Practically Indestructible and provide superior protection from tears, punctures and moisture. Also, they are self-sealing and secure..
  • INDESTRUCTIBLE DUPONT DESIGN – Lightweight But Strong, Durable Tyvek Material Resists Ripping, Tearing, Punctures, Rain, Moisture & Other Common Postal Threats.
  • CONVENIENT SELF SEAL CLOSURE – Peel Back the Sticker to Quickly & Effortlessly Seal & Send.
  • Open End Catalog Orientation Enables Fast Paper & Packet Stuffing.
  • SUPERIOR SHIPPING PROTECTION – Double Reinforced Construction, Opaque Color & Super Sticky Glue Offers Maximum Security for Confidential Business Mail.
  • BUY CHECKOMATIC & SAVE BIG – Stock Up on Bulk Supplies & Enjoy the Best Prices in the Industry.
  • Lighter Weight Saves On Postage Half The Weight Of Paper Envelopes.
  • Envelope Packs Available in 6x9, 9x12, 10x13, 10x15 & 12 x 15 1/5.
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Survivor R4510 Tyvek Expansion Mailer First Class 10 x 13 x 1 1/2 White Case of 100

  • Expansion mailers made with Dupont Tyvek material, lightweight, strong and durable - resistant to tears, punctures, moisture and chemicals.
  • Gusseted sides expand up to 1-1/2" to accommodate bulky items.
  • Redi-Strip self-seal closure provides a clean, quick seal immediately upon contact.
  • First Class Border communicates importance to the recipient.
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Tyvek Envelopes –Strong Lightweight Professional Shipping Mailer w/ Tear-Resistant EnDoc™ Tyvek® Construction & Easy Self Seal Closure – Bright White DuPont – Bulk Pack of 15 – 12x15 1/2

  • HEAVY DUTY ENVELOPES – Classic White Mailers Are Perfect for Sending Documents, Invoices, Checks & Other Office Correspondence.
  • INDESTRUCTIBLE DUPONT DESIGN – Lightweight But Strong, Durable Tyvek Material Resists Ripping, Tearing, Punctures, Rain, Moisture & Other Common Postal Threats.
  • CONVENIENT SELF SEAL CLOSURE – Peel Back the Sticker to Quickly & Effortlessly Seal & Send.
  • Open End Catalog Orientation Enables Fast Paper & Packet Stuffing.
  • SUPERIOR SHIPPING PROTECTION – Double Reinforced Construction, Opaque Color & Super Sticky Glue Offers Maximum Security for Confidential Business Mail.
  • BUY CHECKOMATIC & SAVE BIG – Stock Up on Bulk Supplies & Enjoy the Best Prices in the Industry.
  • Lighter Weight Saves On Postage Half The Weight Of Paper Envelopes.
  • Envelope Packs Available in 6x9, 9x12, 10x13, 10x15 & 12 x 15 1/5.
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Blue Summit Supplies 25 Rigid Envelopes Large Expanding Envelopes Self Seal Rigid Mailer with E-Z Open Tear String White 9 3/4 x 12 1/4 Inch Mailers with 5/8 Inch Expansion 25 Pack

  • Ensure your mailings are protected throughout transit with our heavy duty Conformer expansion rigid mailers, made using sturdy 14pt white paper board....
  • Mail documents of varying thickness using the same expansion envelopes thanks to the score lines on all four sides of each mailer, which allow the....
  • Ship with confidence when you use our large extra durable Conformer envelopes, which measure 9.75 x 12.25 inches. Each glue seam is inset from the....
  • Create a professional, tailored look when shipping everything from thin documents or booklets to thick stacks of papers or even books up to 5/8”....
  • Our pack of 25 conformer envelopes stores flat while providing unmatched versatility when mailing items with varied thicknesses, replacing the need....
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